Move count_partial before kmem_cache_shrink
Move the counting function for objects in partial slabs so that it is placed before kmem_cache_shrink. Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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mm/slub.c
26
mm/slub.c
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@ -2607,6 +2607,19 @@ void kfree(const void *x)
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}
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EXPORT_SYMBOL(kfree);
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static unsigned long count_partial(struct kmem_cache_node *n)
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{
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unsigned long flags;
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unsigned long x = 0;
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struct page *page;
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spin_lock_irqsave(&n->list_lock, flags);
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list_for_each_entry(page, &n->partial, lru)
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x += page->inuse;
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spin_unlock_irqrestore(&n->list_lock, flags);
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return x;
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}
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/*
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* kmem_cache_shrink removes empty slabs from the partial lists and sorts
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* the remaining slabs by the number of items in use. The slabs with the
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@ -3078,19 +3091,6 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags,
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return slab_alloc(s, gfpflags, node, caller);
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}
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static unsigned long count_partial(struct kmem_cache_node *n)
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{
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unsigned long flags;
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unsigned long x = 0;
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struct page *page;
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spin_lock_irqsave(&n->list_lock, flags);
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list_for_each_entry(page, &n->partial, lru)
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x += page->inuse;
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spin_unlock_irqrestore(&n->list_lock, flags);
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return x;
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}
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#if defined(CONFIG_SYSFS) && defined(CONFIG_SLUB_DEBUG)
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static int validate_slab(struct kmem_cache *s, struct page *page,
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unsigned long *map)
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